Question

Assertion(A): The photoelectrons produced by a monochromatic light beam incident on a metal surface have a spread in their kinetic energies.

Reason(R): The energy of electrons emitted from inside the metal surface, is lost in collision with the other atoms in the metal.

पर्याय

• Both A and R are true and R is the correct explanation of A

• Both A and R are true and R is NOT the correct explanation of A

• A is true but R is false

• A is false and R is also false

Answer 1

Both A and R are true and R is the correct explanation of A